From 5b98b7af78e9a316b7346b2c0046ef3ca6e806ae Mon Sep 17 00:00:00 2001
From: Bill Hoffman <bill.hoffman@kitware.com>
Date: Tue, 3 Oct 2006 13:35:59 -0400
Subject: ENH: check for empty path

---
 Source/kwsys/SystemTools.cxx | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Source/kwsys/SystemTools.cxx b/Source/kwsys/SystemTools.cxx
index 6ef85b9..e8e18bd 100644
--- a/Source/kwsys/SystemTools.cxx
+++ b/Source/kwsys/SystemTools.cxx
@@ -337,6 +337,10 @@ const char* SystemTools::GetExecutableExtension()
 
 bool SystemTools::MakeDirectory(const char* path)
 {
+  if(!path)
+    {
+    return false;
+    }
   if(SystemTools::FileExists(path))
     {
     return true;
-- 
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